Type	Name	Date
Indenture	Second Supplemental Indenture, among Frontier Oil Corporation, the guarantors party thereto and Wells Fargo Bank, N.A., as trustee (relating to the 8.5% Senior Notes due 2016)	05/27/2011
Indenture	Second Supplemental Indenture, among Frontier Oil Corporation, the guarantors party thereto and Wells Fargo Bank, N.A., as trustee (relating to the 6.875% Senior Notes due 2018)	05/27/2011
Indenture	Indenture, among Frontier Oil Corporation, the guarantors named therein, and Wells Fargo Bank, N.A., as trustee	11/22/2010

Type	Name	Date
Merger agreement	Agreement and Plan of Merger, by and among Frontier Oil Corporation, North Acquisition, Inc. and Holly Corporation	02/22/2011